1-o-tolyl-pyrrole-2,5-dione

Modify Date: 2025-08-26 17:21:05

1-o-tolyl-pyrrole-2,5-dione structure	Common Name	1-o-tolyl-pyrrole-2,5-dione
	CAS Number	4067-01-0	Molecular Weight	187.19500
	Density	1.277g/cm3	Boiling Point	311.4ºC at 760mmHg
	Molecular Formula	C₁₁H₉NO₂	Melting Point	N/A
	MSDS	N/A	Flash Point	139.3ºC

Name	1-(2-methylphenyl)pyrrole-2,5-dione
Synonym	More Synonyms

Density	1.277g/cm3
Boiling Point	311.4ºC at 760mmHg
Molecular Formula	C₁₁H₉NO₂
Molecular Weight	187.19500
Flash Point	139.3ºC
Exact Mass	187.06300
PSA	37.38000
LogP	1.48940
Index of Refraction	1.615
InChIKey	QYOJZFBQEAZNEW-UHFFFAOYSA-N
SMILES	Cc1ccccc1N1C(=O)C=CC1=O

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ON6300000

CHEMICAL NAME :: Maleimide, N-o-tolyl-

CAS REGISTRY NUMBER :: 4067-01-0

BEILSTEIN REFERENCE NO. :: 0135040

LAST UPDATED :: 199712

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C11-H9-N-O2

MOLECULAR WEIGHT :: 187.21

WISWESSER LINE NOTATION :: T5VNVJ BR B1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 250 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,22,1953

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 50 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,22,1953

Hazard Codes	Xi
HS Code	2925190090

2-Butenoic acid...

CAS#:53616-19-6

1-o-tolyl-pyrro...

CAS#:4067-01-0

Literature: Sortino; Garibotto; Cechinel Filho; Gupta; Enriz; Zacchino Bioorganic and Medicinal Chemistry, 2011 , vol. 19, # 9 p. 2823 - 2834

Maleic anhydride

CAS#:108-31-6

o-Toluidine

CAS#:95-53-4

~30%

1-o-tolyl-pyrro...

CAS#:4067-01-0

Literature: Canadell, Judit; Fischer, Hartmut; De With, Gijsbertus; Van Benthem, Rolf A. T. M. Journal of Polymer Science, Part A: Polymer Chemistry, 2010 , vol. 48, # 15 p. 3456 - 3467

o-Toluidine

CAS#:95-53-4

1-o-tolyl-pyrro...

CAS#:4067-01-0

Literature: Yoshitake, Yasuyuki; Misaka, Junichi; Setoguchi, Koji; Abe, Masaki; Kawaji, Tomohiro; Eto, Masashi; Harano, Kazunobu Journal of the Chemical Society. Perkin Transactions 2, 2002 , # 9 p. 1611 - 1619

N-o-tolyl-malea...

CAS#:37902-59-3

1-o-tolyl-pyrro...

CAS#:4067-01-0

Literature: Patil, Sambhaji V.; Mahale, Keshao A.; Gosavi, Kirankumar S.; Deshmukh, Ganesh B.; Patil, Nilesh S. Organic Preparations and Procedures International, 2013 , vol. 45, # 4 p. 314 - 320

Fumaric acid, m...

CAS#:3052-50-4

o-Toluidine

CAS#:95-53-4

1-o-tolyl-pyrro...

CAS#:4067-01-0

Literature: Kumar, Padam Praveen; Reddy, Y. Dathu; Kumari, Y. Bharathi; Devi, B. Rama; Dubey Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2014 , vol. 53, # 4 p. 392 - 398

methyl (Z)-4-ox...

CAS#:72889-88-4

1-o-tolyl-pyrro...

CAS#:4067-01-0

Literature: Kumar, Padam Praveen; Rama Devi; Dubey Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2013 , vol. 52, # 8 p. 1166 - 1171

Methanol

CAS#:67-56-1

2-Butenoic acid...

CAS#:53616-19-6

1-o-tolyl-pyrro...

CAS#:4067-01-0

Literature: Balasubramaniyan, V.; Bhatia, V. G.; Wagh, S. B. Tetrahedron, 1983 , vol. 39, # 9 p. 1475 - 1485

Precursor 7
CAS#:53616-19-6 2-Butenoic acid... CAS#:108-31-6 Maleic anhydride CAS#:95-53-4 o-Toluidine CAS#:37902-59-3 N-o-tolyl-malea...
CAS#:3052-50-4 Fumaric acid, m... CAS#:72889-88-4 methyl (Z)-4-ox... CAS#:67-56-1 Methanol
DownStream 0

HS Code	2925190090
Summary	2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

MFCD00022567

1-(2-methylphenyl)maleimide

MALEIMIDE,N-o-TOLYL

1-(2-methylphenyl)-1H-pyrrole-2,5-dione

1-o-Tolyl-pyrrole-2,5-dione

N-(2-methylphenyl)maleimide

N-(o-tolyl)maleimide

N-2-Tolylmaleimide

N-(o-Methylphenyl)maleimide

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1-o-Tolyl-pyrrole-2,5-dione
Price: Check
Purity: 95.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1H-Pyrrole-2,5-dione,1-(2-methylphenyl)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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1-o-tolyl-pyrrole-2,5-dione

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Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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Synthetic Route

Precursor & DownStream

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Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.